Title :
Gain stabilisation of all-optical gain-clamped amplifier by using Faraday rotator mirrors
Author :
Takushima, Y. ; Kikuchi, K.
Author_Institution :
Res. Center for Adv. Sci. & Technol., Tokyo Univ., Japan
fDate :
3/5/1998 12:00:00 AM
Abstract :
The authors propose a novel configuration of all-optical gain-clamped amplifiers for suppressing the gain drift caused by polarisation fading of the feedback channel. It is shown experimentally that the gain drift of the clamped gain can be stabilised to within ±0.03 dB
Keywords :
Faraday effect; fibre lasers; laser stability; light polarisation; Faraday rotator mirrors; all-optical gain-clamped amplifier; feedback channel; fibre amplifiers; gain drift; gain stabilisation; polarisation fading;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19980269
